Dark Nuns Description:

A boy named Hee-Joon becomes possessed by an evil spirit. People around him struggle to save him. Nun Yunia takes action to save the boy, who is overwhelmed by powerful pain and she never gives up on the boy. Nun Mikaela takes an interest in Nun Yunia’s actions and decides to help her even though everything is in chaos around them. Priest Paul, who is also a psychiatrist, believes that he can cure Hee-Joon with medical treatments. Priest Andrew performs an exorcism to expunge the evil spirit from the boy Hee-Joon.